<template>
  <div>
    show
    <input v-model="childPa"/>
    <button @click="submit" >发送</button>
  </div>
</template>

<script>
export default {
  name: "childCpm",
  props : {
    childPa:{
      type:Number,
      default:100
    }
  },
  methods: {
    submit() {
      this.$emit("sendinfo", 100)
    }
  }
}
</script>

<style>

</style>
